Shingle
FIG. 1 is a front elevational view of shingle showing our new design; 
     FIG. 2 is a side elevational view thereof. 
     FIG. 3 is a second embodiment of a shingle showing our new design. 
     FIG. 4 is a side elevational view of FIG. 3. 
     The rear of the shingle is plain and unornamented.